Fig. 2
From: Hemopneumothorax detection through the process of artificial evolution - a feasibility study
The sampling apparatus consisted of two Thinklabs One digital stethoscopes, connected to a portable myRIO-1900 embedded device. a A sampling card was connected on one side to the recording apparatus, and one the other end, to a personal computer running our dedicated algorithm. b The recording apparatus, consisting of two digital stethoscopes. Apparatus’ approximate dimensions: Length: 10 cm; Width: 5 cm; Height: 3 cm; Weight: 110 g